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How to change rear suspension lower control arm on BMW Z4 Roadster (E89) – replacement guide
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Important!
This replacement procedure can be used for:
BMW Z4 Roadster (E89) sDrive 20i 2.0, BMW Z4 Roadster (E89) sDrive 28i 2.0, BMW Z4 Roadster (E89) sDrive23i, BMW Z4 Roadster (E89) sDrive30i, BMW Z4 Roadster (E89) sDrive35i, BMW Z4 Roadster (E89) sDrive35is, BMW Z4 Roadster (E89) sDrive 18 i, BMW Z4 Roadster (E89) sDrive 20i 2.0, BMW Z4 Roadster (E89) sDrive30i … View more
The steps may slightly vary depending on the car design.
BMW Z4 Roadster (E89) sDrive 20i 2.0, BMW Z4 Roadster (E89) sDrive 28i 2.0, BMW Z4 Roadster (E89) sDrive23i, BMW Z4 Roadster (E89) sDrive30i, BMW Z4 Roadster (E89) sDrive35i, BMW Z4 Roadster (E89) sDrive35is, BMW Z4 Roadster (E89) sDrive 18 i, BMW Z4 Roadster (E89) sDrive 20i 2.0, BMW Z4 Roadster (E89) sDrive30i … View more
The steps may slightly vary depending on the car design.
This video shows the replacement procedure of a similar car part on another vehicle
All the parts you need to replace – Control Arm for Z4 Roadster (E89) and other BMW models
Alternative products

Wire brush
WD-40 spray
Brake cleaner
Copper grease
Torque wrench
Combination spanner #18
Drive socket # 18
Wheel impact socket #17
Ratchet wrench
Pin punch
Hammer
Crow bar
Hydraulic transmission jack
Wheel chock
Replacement: rear suspension lower control arm – BMW Z4 (E89). AUTODOC experts recommend:
- The replacement procedure is identical for the left and right lower control arms.
- All work should be done with the engine stopped.
Replacement: rear suspension lower control arm – BMW Z4 (E89). Use the following procedure:
- Step 1Secure the wheels with chocks.Step 2
Loosen the wheel mounting bolts. Use wheel impact socket #17. - Step 3
Raise the rear of the car and secure on supports. - Step 4
Unscrew the wheel bolts.AUTODOC recommends:Warning! To avoid injury, hold the wheel while unscrewing the fastening bolts. BMW Z4 (E89) - Step 5
Remove the wheel. - Step 6
Clean all joints of the arm. Use a wire brush. Use WD-40 spray. - Step 7
Make a mark on the camber adjustment bolt. - Step 8
Unscrew the fastener connecting the control arm to the rear knuckle. Use a combination spanner #18. Use a drive socket #18. Use a ratchet wrench. - Step 9
Clean all joints of the arm. Use a wire brush. - Step 10
Remove the fastening bolt. Use a drive socket #18. Use a crowbar. - Step 11
Unscrew the fastener connecting the control arm to the subframe. Use a drive socket #18. Use a crowbar. - Step 12
Support the rear knuckle. Use a hydraulic transmission jack. - Step 13
Remove the fastening bolts. Use a pin punch. Use a hammer. Use a crowbar. Use a combination spanner #18. - Step 14
Remove the arm. - Step 15
Clean the mounting seats and the thread of the suspension arm. Use a wire brush. Use WD-40 spray. - Step 16
Install a new arm.AUTODOC recommends:Replacement: rear suspension lower control arm – BMW Z4 (E89). Use only new bolts and nuts for installation.Do not damage the ball joint cover. - Step 17
Install the control arm fasteners. Use a combination spanner #18. Use a crowbar. - Step 18
Adjust the position of the alignment bolt according to the mark.
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